Great Stuff Pro

AWF PRO-Great Stuff Pro™ Gaps & Cracks Kit, 12-24 oz. Fireblock Foam Sealant, AWF Pro Applicator Gun, Cleaners

AWF PRO-Great Stuff Pro™ Gaps & Cracks Kit, 12-24 oz. Fireblock Foam Sealant, AWF Pro Applicator Gun, Cleaners

$178.79 - $198.79
  • SKU: KTFM 20030-MXP
  • Shipping: Free Shipping
In Stock & Ready To Ship!
Current Stock:Only left:
Description

This complete kit includes everything professionals need to quickly and effectively fill, seal, and insulate gaps up to 3". Featuring Great Stuff™ PRO Gaps & Cracks Expanding Foam Sealant, two cans of Great Stuff™ PRO Foam Cleaner, and your choice of professional-grade AWF PRO Foam Guns, this kit delivers reliable performance, durability, and clean application on any job-site or home project. The expanding foam formula fills irregular spaces with a long-lasting, airtight, and water-resistant seal, perfect for sealing plumbing penetrations, HVAC ductwork, sill plates, rim joists, and more.

Each AWF PRO gun variation is designed to meet a range of application preferences—from lightweight control to rugged, heavy-duty versatility.

What's Included?

  • (12) Great Stuff™ PRO Gaps & Cracks Foam Sealant – 24 oz cans
  • (2) Great Stuff™ PRO Foam Cleaners – 12 oz each
  • (1) AWF PRO Foam Gun – Choose from 1000, 1200, 1400, or 1500 model
  • Accessories: 2 plastic nozzles + 2 plastic straws (included with gun)

Gun Options

  • AWF 1000 – Basic, Lightweight PTFE-Coated Gun
    - PTFE Non-Stick Coated Adapter Basket
    - Professional control and lightweight build
    - Ideal for general sealing jobs
  • AWF 1400 – Mid-Tier Gun with Enhanced Build
    - Smooth trigger action and snug fittings for consistent flow
    - Barbed extender tips and control knob for foam bead adjustment
    - Durable and easy to clean
    - Great all-around performer
  • AWF 1500 – Heavy-Duty Convertible Gun
    - Convertible for use with both pro-size cans and cylinder tanks
    - PTFE-coated dispensing needle & adapter basket
    - Built to withstand demanding jobsites
    - Includes Allen wrench and brass adapter for tank conversion
  • AWF 1200 – Long Reach 2' Foam Gun
    - Extended 2-foot barrel reaches hard-to-access areas
    - PTFE coating, adjustable flow control, and ergonomic grip
    - Ideal for deep cavities, overhead work, and HVAC sealing

Features & Benefits

  • Expands to seal gaps up to 3 inches (76 mm)
  • Airtight and water-resistant seal to improve energy efficiency
  • Fireblock formulation: Helps impede the spread of flames, smoke, and gases
  • Fast tack-free time: 3 to 10 minutes; trimmable in 60 minutes
  • High yield:
    - 24 oz can = ~22 tubes of caulk
    - 30 oz can = ~33 tubes of caulk
  • Orange color for easy visual inspection
  • Paintable, stainable, and sandable after cure
  • Reusable for 30 days with GREAT STUFF PRO™ gun
  • Adheres to a variety of building materials
  • Interior and exterior approved use
  • UL Classified (UL R13655)

Technical Data

Property Value Test Method
Flexural Strength 8.8 psi (60.7 kPa) ASTM C203
Compressive Strength 9.3 psi (64.1 kPa) ASTM D1621
Tensile Strength 14.4 psi (99.3 kPa) ASTM D1623
Closed Cell Content 80% ASTM D2856
Apparent Core Density 1.01 pcf (16 kg/m³) ASTM D1622
Thermal Resistance (R-value/inch) R-3.8 (K-factor: 0.26) ASTM C518
Dimensional Stability 14.3% @100°F/100% RH, 0.41% @ -40°F ASTM D2126
Tack-Free Time 5–10 minutes
Trimmable Time Within 60 minutes
Max Service Temp (cured) 240°F (116°C)

Recommended Applications

  • Plumbing penetrations
  • Electrical penetrations
  • Sill plates and rim joists
  • Attic access points
  • HVAC duct gaps
  • Outdoor fixtures and utility inlets
  • Around pipe chases, wire holes, foundation gaps, and more
  • Ideal for basements, crawlspaces, attics, and other utility spaces

Common Substrates

  • Wood
  • Metal
  • Masonry
  • Glass
  • PVC and other plastics
  • Drywall and concrete

Application Details

Surface Prep
  • Ensure surfaces are clean, dry, and free of dust, oil, grease, or release agents.
  • Slightly damp surfaces are acceptable.
Application Conditions
  • Temperature Range: 40°F to 100°F (4°C to 38°C)
  • Relative Humidity: >20% for optimal curing
How to Apply
  • Shake can vigorously.
  • Attach to GREAT STUFF PRO™ foam dispensing gun.
  • Apply foam into gaps no larger than 3" in width.
  • Allow foam to expand and cure.
  • Trim excess after ~60 minutes.
  • Leave can attached to gun for up to 30 days for reuse.
Safety Precautions
  • Use in a well-ventilated area.
  • Keep away from open flames and heat sources.
  • Wear gloves, eye protection, and long sleeves.
  • Contains isocyanates; avoid skin and inhalation exposure.
Clean Up
  • Use GREAT STUFF PRO™ Foam Cleaner for uncured foam.
  • Cured foam must be mechanically removed.
Storage & Shelf Life
  • Store upright, indoors at ≤75°F (24°C).
  • Do not expose to temps >120°F (49°C).
  • Shelf life: 12 months from manufacture date.